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fix query fields on tidb_background_subtask to avoid error when upgrade #49263

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D3Hunter opened this issue Dec 7, 2023 · 0 comments
Closed

fix query fields on tidb_background_subtask to avoid error when upgrade #49263

D3Hunter opened this issue Dec 7, 2023 · 0 comments
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affects-7.5 This bug affects the 7.5.x(LTS) versions. component/ddl This issue is related to DDL of TiDB. severity/moderate type/bug The issue is confirmed as a bug.

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@D3Hunter
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D3Hunter commented Dec 7, 2023

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

we might add new fields in the table, to avoid upgrade fail we need fix the selected fields

only affects 7.5, master has change it in #49020

tidb/pkg/disttask/framework/storage/task_table.go

Line 391 in 6b8d834

rs, err := stm.executeSQLWithNewSession(ctx, `select * from mysql.tidb_background_subtask

2. What did you expect to see? (Required)

3. What did you see instead (Required)

4. What is your TiDB version? (Required)
@D3Hunter D3Hunter added type/bug The issue is confirmed as a bug. severity/moderate affects-7.5 This bug affects the 7.5.x(LTS) versions. labels Dec 7, 2023
@jebter jebter added the component/ddl This issue is related to DDL of TiDB. label Dec 8, 2023
@D3Hunter D3Hunter mentioned this issue Dec 12, 2023
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ti-chi-bot bot pushed a commit that referenced this issue Dec 12, 2023
@D3Hunter
disttask: query subtask fields with explicit order (#49356)
cf7a0af 
close #49263
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affects-7.5 This bug affects the 7.5.x(LTS) versions. component/ddl This issue is related to DDL of TiDB. severity/moderate type/bug The issue is confirmed as a bug.
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